theseus/bundled-addons/screenshot/panel.html

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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Screenshot</title>
<style>
:root { color-scheme: light dark;
--bg:#0e131c; --panel:#141a24; --line:rgba(255,255,255,.09);
--ink:#e7eaf1; --mut:#8b98a9; --dim:#5e6678; --acid:#d6ff3d;
--btn:#1c2432; --btn-h:#242e40; }
@media (prefers-color-scheme: light) {
:root { --bg:#f8faff; --panel:#ffffff; --line:rgba(0,0,0,.10);
--ink:#1a1f2b; --mut:#5c6577; --dim:#8a93a5;
--btn:#f0f3fa; --btn-h:#e3e8f2; }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink);
font: 13px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
display: flex; flex-direction: column; }
header { display: flex; align-items: center; justify-content: space-between;
padding: 10px 14px; border-bottom: 1px solid var(--line);
background: var(--panel); }
header .t { font-weight: 600; display: flex; gap: 8px; align-items: center; }
header .t .em { font-size: 15px; }
header .m { color: var(--dim); font-size: 11.5px; }
main { flex: 1; overflow-y: auto; padding: 12px 14px; display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; gap: 6px; }
.row.stack { flex-direction: column; }
button.mode {
flex: 1; min-width: 0;
padding: 10px 8px; border: 1px solid var(--line); border-radius: 8px;
background: var(--btn); color: var(--ink); cursor: pointer;
font: inherit; text-align: center;
display: flex; flex-direction: column; align-items: center; gap: 4px;
transition: background 120ms;
}
button.mode:hover:not(:disabled) { background: var(--btn-h); }
button.mode:disabled { opacity: .5; cursor: default; }
button.mode .em { font-size: 18px; line-height: 1; }
button.mode .lbl { font-size: 12px; }
.prev-wrap {
border: 1px dashed var(--line); border-radius: 8px;
background: repeating-conic-gradient(rgba(255,255,255,.02) 0% 25%, transparent 0% 50%) 50%/16px 16px;
padding: 6px; min-height: 120px;
display: flex; align-items: center; justify-content: center;
color: var(--dim); font-size: 12px;
}
.prev-wrap img { max-width: 100%; max-height: 320px; border-radius: 4px; display: block; }
.format { display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--mut); }
.format label { display: flex; gap: 4px; align-items: center; cursor: pointer; }
.format input[type="radio"] { accent-color: var(--acid); }
.actions { display: flex; gap: 6px; }
button.act {
flex: 1; padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px;
background: var(--btn); color: var(--ink); cursor: pointer; font: inherit;
}
button.act.primary { background: var(--acid); color: #101418; border-color: transparent; font-weight: 600; }
button.act:hover:not(:disabled) { background: var(--btn-h); }
button.act.primary:hover:not(:disabled) { filter: brightness(1.05); }
button.act:disabled { opacity: .45; cursor: default; }
.meta { color: var(--dim); font-size: 11.5px; display: flex; justify-content: space-between; gap: 8px; }
.status { color: var(--mut); font-size: 12px; min-height: 16px; }
.status.err { color: #ff9081; }
.status.ok { color: var(--acid); }
</style>
</head>
<body>
<header>
<div class="t"><span class="em">📸</span> <span>Screenshot</span></div>
<div class="m" id="hdr-status"></div>
</header>
<main>
<div class="row">
<button class="mode" data-mode="visible" title="Capture the visible part of the current tab">
<span class="em">🖼️</span><span class="lbl">Visible</span>
</button>
<button class="mode" data-mode="full" title="Capture the entire scrollable page — fixed headers may repeat">
<span class="em">📄</span><span class="lbl">Full page</span>
</button>
<button class="mode" data-mode="region" title="Drag a rectangle on the page to select what to capture">
<span class="em">✂️</span><span class="lbl">Region</span>
</button>
</div>
<div class="prev-wrap" id="prev-wrap">
<span id="prev-empty">No capture yet. Pick a mode above.</span>
<img id="prev-img" alt="" hidden>
</div>
<div class="meta">
<span id="meta-size"></span>
<span id="meta-host"></span>
</div>
<div class="format">
<span>Format:</span>
<label><input type="radio" name="fmt" value="png" checked> PNG</label>
<label><input type="radio" name="fmt" value="jpeg"> JPEG</label>
</div>
<div class="actions">
<button class="act" id="btn-clear" disabled>Discard</button>
<button class="act primary" id="btn-save" disabled>Save to Downloads</button>
</div>
<div class="status" id="status"></div>
</main>
<script>
const $ = (id) => document.getElementById(id);
const previewImg = $("prev-img");
const previewEmpty = $("prev-empty");
const status = $("status");
const metaSize = $("meta-size");
const metaHost = $("meta-host");
const btnSave = $("btn-save");
const btnClear = $("btn-clear");
const hdrStatus = $("hdr-status");
let last = null; // { dataUrl, width, height, host, format }
let busy = false;
const bytesFromDataUrl = (u) => {
const i = u.indexOf(",");
if (i < 0) return 0;
// base64 length → decoded byte count.
const b64 = u.slice(i + 1);
return Math.floor(b64.length * 3 / 4) - (b64.endsWith("==") ? 2 : b64.endsWith("=") ? 1 : 0);
};
const fmt = (n) => n >= 1e6 ? (n / 1e6).toFixed(1) + " MB" : n >= 1e3 ? (n / 1e3).toFixed(0) + " KB" : n + " B";
function currentFormat() {
const el = document.querySelector('input[name="fmt"]:checked');
return el && el.value === "jpeg" ? "jpeg" : "png";
}
function setStatus(text, cls = "") {
status.textContent = text || "";
status.className = "status" + (cls ? " " + cls : "");
}
function renderPreview() {
if (!last || !last.dataUrl) {
previewImg.hidden = true; previewImg.src = "";
previewEmpty.hidden = false;
metaSize.textContent = "—";
metaHost.textContent = "";
btnSave.disabled = true;
btnClear.disabled = true;
return;
}
previewImg.src = last.dataUrl;
previewImg.hidden = false;
previewEmpty.hidden = true;
metaSize.textContent = `${last.width}×${last.height} · ${fmt(bytesFromDataUrl(last.dataUrl))}`;
metaHost.textContent = last.host || "";
btnSave.disabled = false;
btnClear.disabled = false;
}
async function doCapture(mode) {
if (busy) return;
busy = true;
hdrStatus.textContent = "capturing…";
setStatus("");
// For region mode the user has to interact with the page; encourage them.
if (mode === "region") setStatus("Drag on the page. Esc to cancel.");
// For full-page the layout flicker is visible; explain.
else if (mode === "full") setStatus("Rendering full page — this can take a moment.");
for (const b of document.querySelectorAll("button.mode")) b.disabled = true;
try {
const res = await window.silentmode.invoke("capture", { mode, format: currentFormat() });
if (res && res.cancelled) {
setStatus("Region capture cancelled.");
} else if (res && res.dataUrl) {
last = res;
renderPreview();
setStatus("Captured. Review, then save.", "ok");
} else {
setStatus("Nothing captured.", "err");
}
} catch (e) {
console.warn("capture failed:", e);
setStatus(String(e && e.message || e), "err");
} finally {
busy = false;
hdrStatus.textContent = "";
for (const b of document.querySelectorAll("button.mode")) b.disabled = false;
}
}
async function doSave() {
if (!last || !last.dataUrl || busy) return;
busy = true;
btnSave.disabled = true;
hdrStatus.textContent = "saving…";
try {
const res = await window.silentmode.invoke("save", {
dataUrl: last.dataUrl,
host: last.host,
format: last.format,
});
setStatus("Saved: " + (res && res.savePath ? res.savePath : "Downloads"), "ok");
} catch (e) {
console.warn("save failed:", e);
setStatus("Save failed: " + String(e && e.message || e), "err");
} finally {
busy = false;
btnSave.disabled = !last;
hdrStatus.textContent = "";
}
}
for (const b of document.querySelectorAll("button.mode")) {
b.addEventListener("click", () => doCapture(b.dataset.mode));
}
btnSave.addEventListener("click", doSave);
btnClear.addEventListener("click", () => { last = null; renderPreview(); setStatus(""); });
// Changing format after a capture: reset preview so the meta size reflects
// the format that will actually be saved next.
for (const r of document.querySelectorAll('input[name="fmt"]')) {
r.addEventListener("change", () => {
if (last) setStatus("Format changed. Re-capture to see the new file size.");
});
}
</script>
</body>
</html>